Monthly Archives: June 2007
On the Origin of Circuits
In a unique laboratory in Sussex, England, a computer carefully scrutinized every member of large and diverse set of candidates. Each was evaluated dispassionately, and assigned a numeric score according to a strict set of criteria. This machine’s task was to single out the best possible pairings from the group, then force the selected couples to mate so that it might extract the resulting offspring and repeat the process with the following generation. As predicted, with each breeding cycle the offspring evolved slightly, nudging the population incrementally closer to the computer’s pre-programmed definition of the perfect individual.
The candidates in question were not the stuff of blood, guts, and chromosomes that are normally associated with evolution, rather they were clumps of ones and zeros residing within a specialized computer chip. As these primitive bodies of data bumped together in their silicon logic cells, Adrian Thompson– the machine’s master– observed with curiosity and enthusiasm. Read the rest of this Article ▶
Reanimated Rodents and The Meaning of Life
This article was written by Matt Castle, our brand-spanking-new writer who joins us from across the pond where U’s are used liberally and R’s and E’s are juxtaposed brazenly.
One afternoon in the early 1950s, a young biochemist left his suburban lab bench at Britain’s Mill Hill National Institute of Medical Research and boarded a tube train to Leicester Square. His destination was on nearby Lisle Street, in an area which today makes up part of London’s glittering West End theatre district. But in the post-war years the sector was better known as a hectic hub for two of humanity’s oldest professions. Only one of these was of interest to the young scientist. The girls hawking their wares seemed to sense his single-mindedness and kept their distance as the greenhorn scientist turned his attention to his true quarry: the vast abundance of second-hand military hardware that could be found in the shops lining Lisle Street.
Specifically, he was looking for war surplus radar equipment. His intention was to cannibalize a suitable radio frequency transmitter for the purpose of reanimating dead, frozen hamsters. Read the rest of this Article ▶
Heavy Water and the Norwegians
The Vemork hydroelectric plantOn 19 November 1942, a pair of Royal Air Force Halifax bombers shouldered their way through thick winter clouds over Norway with troop-carrying assault gliders in tow. Inside each glider a payload of professional saboteurs from the 1st British Airborne Division weathered a rough ride as the planes approached their intended landing site on frozen lake Møsvatn. Somewhere in the snow-encased hills below, a team of Norwegian commandos vigilantly awaited their arrival.
The ultimate objective of the joint mission was to penetrate and incapacitate the Vemork hydroelectric plant, a fortified Nazi facility nestled high in the mountains of Norway. Though the plant’s original purpose had been the production of electricity and fertilizer, the German occupiers were capitalizing on the facility’s ability to collect large amounts of heavy-water– a key ingredient in the Nazi effort to develop an atomic bomb. Read the rest of this Article ▶
The Total Perspective Vortex
Most people think of the “mentally disordered” as a delusional lot, holding bizarre and irrational ideas about themselves and the world around them. Isn’t a mental disorder, after all, an impairment or a distortion in thought or perception? This is what we tend to think, and for most of modern psychology’s history, the experts have agreed; realistic perceptions have been considered essential to good mental health. More recently, however, research has arisen that challenges this common-sense notion.
In 1988, psychologists Shelly Taylor and Jonathon Brown published an article making the somewhat disturbing claim that positive self-deception is a normal and beneficial part of most people’s everyday outlook. They suggested that average people hold cognitive biases in three key areas: a) viewing themselves in unrealistically positive terms; b) believing they have more control over their environment than they actually do; and c) holding views about the future that are more positive than the evidence can justify. The typical person, it seems, depends on these happy delusions for the self-esteem needed to function through a normal day. It’s when the fantasies start to unravel that problems arise. Read the rest of this Article ▶
Beware the Dangers of Oxygen
There’s a caustic substance common to our environment whose very presence turns iron into brittle rust, dramatically increases the risk of fire and explosion, and sometimes destroys the cells of the very organisms that depend on it for survival. This substance that makes up 21% of our atmosphere is Diatomic oxygen (O2), more widely know as just oxygen.
Of course, oxygen has its good points. Besides being necessary for respiration and the reliable combustion engine, it can be liquefied and used as rocket fuel. Oxygen is also widely used in the world of medicine as a means to imbue the body with a greater amount of the needed gas. But recent studies indicate that administering oxygen might be doing less good than hoped–and in fact be causing harm. No one is immune to the dangers of oxygen, but the people who might most suffer the ill effects are infants newly introduced to breathing, and those who are clinically dead. Read the rest of this Article ▶
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